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MT3 Knox Ridge Airport
Winifred, Montana, USA

GOING TO WINIFRED?

FAA INFORMATION EFFECTIVE 25 DECEMBER 2025

Location

FAA Identifier: MT3
Lat/Long: 47-37-00.0000N 108-50-53.0000W
47-37.000000N 108-50.883333W
47.6166667,-108.8480556
(estimated)
Elevation: 2950 ft. / 899 m
From city: 24 miles E of WINIFRED, MT
Time zone: UTC -7 (UTC -6 during Daylight Saving Time)
Zip code: 59471

Airport Operations

Airport use: Open to the public
Activation date: 09/2010
Control tower: no
ARTCC: SALT LAKE CITY CENTER
FSS: GREAT FALLS FLIGHT SERVICE STATION
NOTAMs facility: GTF (NOTAM-D service available)
Attendance: UNATNDD
Wind indicator: yes
Segmented circle: no

Airport Communications

CTAF: 122.9

Airport Services

Runway Information

Runway 9/27

Dimensions: 2100 x 60 ft. / 640 x 18 m
Surface: turf, in poor condition
LRG RUTS FM VEHICLES DRIVING ON RWY AND SAGEBRUSH ENCROACHING RWY
Runway edge markings: THR MKR TIRES 30 FT WIDE.
RUNWAY 9  RUNWAY 27
Traffic pattern: leftleft

Airport Ownership and Management from official FAA records

Ownership: Publicly-owned
Owner: BUREAU OF LAND MANAGEMENT
920 NE MAIN ST
LEWISTOWN, MT 59457
Phone 406-538-1900
Manager: ZANE FULBRIGHT
920 NE MAIN ST
LEWISTOWN, MT 59457
Phone (406) 622-4000

Additional Remarks

- RY SOFT AND MUDDY WHEN WET.
- RY MAINT IREG.
- NO SNOW REMOVAL.
- WILDLIFE AND CATTLE ON AND INVOF ARPT.
- COML ACFT CTC BLM MGR 406-538-1923.
- FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.
- STOCK TANK AND 1 FT TALL POSTS LCTD S OF RWY.

Instrument Procedures

There are no published instrument procedures at MT3.

Some nearby airports with instrument procedures:

KLWT - Lewistown Municipal Airport (42 nm SW)
M75 - Malta Airport (58 nm NE)
S64 - Stanford Airport/Biggerstaff Field (63 nm SW)
KHVR - Havre City-County Airport (67 nm NW)
KRPX - Roundup Airport (70 nm S)
  
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Aerial photo
WARNING: Photo may not be current or correct
Aerial photo of MT3 (Knox Ridge Airport)
Photo courtesy of kestrelaerial.com
Photo taken 10-Dec-2012
looking west.
Do you have a better or more recent aerial photo of Knox Ridge Airport that you would like to share? If so, please send us your photo.

 
Sectional chart

 
Airport distance calculator
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From to MT3

Sunrise and sunset
Times for 08-Jan-2026
 Local
(UTC-7)		 Zulu
(UTC)
Morning civil twilight07:2814:28
Sunrise08:0415:04
Sunset16:4123:41
Evening civil twilight17:1600:16

Current date and time
Zulu (UTC)  08-Jan-2026 18:08:35
Local (UTC-7)  08-Jan-2026 11:08:35
 
METAR
KLWT 
43nm SW 		081754Z AUTO 10SM CLR 01/M11 A2973 RMK AO2 SLP101 T00061111 10017 21100 53017 PWINO FZRANO $
KMVH 
47nm S 		081755Z AUTO 32005KT 10SM CLR 01/M10 A2971 RMK AO2
TAF
KLWT 
43nm SW 		081745Z 0818/0918 25012G22KT P6SM SCT090 BKN200 FM082200 28012G21KT P6SM SCT090 BKN200 FM090300 28011G18KT P6SM SCT025 BKN035 FM091200 29009G16KT P6SM SCT025 BKN050
NOTAMs
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